C22213331333133313112331323133313331333133313233211113313113211113313233311   >>    C2221333133313331311233132313331333133313331323321111331311321111331323331   <<    C22213331333133313112331323133313331333133313233211113313113211113313233313   >>      C22213331333133313112331323133313331333133313233211113313113211113313233312   >>